* {
    margin: 0;
    padding: 0;
}
body {
    height: 3000px;
    background-color: #f3f5f7;
}
.page_center {
    width: 1200px;
    margin: auto;
}
li {
    list-style: none;
}
a {
    text-decoration: none;
}
input {
    outline: none;
}
button {
    border: none;
}
/*清除浮动的*/
.clearfix:before,
.clearfix:after {
	content: "";
	display: table;
}
.clearfix:after {
	clear: both;
}
.clearfix {
	*zoom: 1;
}
.header {
    height: 42px;
    margin: 47px auto;
}
.logo {
    float: left;
    margin-right: 60px;
}
.nav {
    float:left;
}
.nav ul li {
    float:left;
}
.nav ul li a {
    display: block;
    height: 40px;
    padding: 0 10px;
    margin-right: 20px;
    line-height: 40px;
    font-size: 18px;
    color: #050505;
}
.nav ul li a:hover {
    border-bottom: 2px solid #00a4ff;
}
.search {
    float:left;
    margin-left: 70px;
}
.search input {
    float: left;
    width: 340px;
    height: 40px;
    border: 1px solid #00a4ff;
    border-right: 0;
    padding-left: 20px;
    color: #ccc;
}
.search button {
    float:left;
    width: 50px;
    height: 42px;
    background-image: url(./image/btn.png);
}
.user {
    float: left;
    height: 42px;
    line-height: 42px;
    margin-left: 30px;
    font-size: 14px;
    color: #666;
}
.user img {
    vertical-align:middle;
}
.banner {
    height: 420px;
    background: #1c036c url(./image/banner2.jpg) no-repeat top center;
}
.subnav {
    float: left;
    width: 150px;
    height: 420px;
    padding: 0 20px;
    background:rgba(0,0,0,.3);
}
.subnav li {
    height: 45px;
    line-height: 45px;
}
.subnav li a {
    color: #fff;
    font-size: 14px;
    text-decoration: none;
}
.subnav span {
    float:right;
}
.course {
    float:right;
    width: 228px;
    height: 300px;
    background-color: #fff;
    margin-top: 50px;
}
.course-hd {
    height: 48px;
    background-color: #9bceea;
    font-size: 18px;
    text-align: center;
    line-height: 48px;
    color: #fff;
    font-weight: 700;
}
.course-bd {
    padding: 0 15px;
}
.course-bd ul {
    padding-top: 10px;
}
.course-bd ul li {
    height: 50px;
    border-bottom: 1px solid #ccc;
    margin-top: 10px;
}
.course-bd ul li h4 {
    font-size: 14px;
    color: #4e4e4e;
}
.course-bd ul li p {
    font-size: 12px;
    color: #a5a5a5;
}
.all {
    display: block;
    height: 38px;
    border: 1px solid #00a4ff;
    margin-top: 10px;
    font-size: 16px;
    color: #00a4ff;
    line-height: 38px;
    text-align: center;
}
/*goods start*/
.goods {
	height: 60px;
	background-color: #fff;
	margin-top: 10px;
	/*利用行高可以继承的特性*/
	line-height: 60px;
	box-shadow: 2px 2px 2px rgba(0, 0, 0, .2);
}
.goods h3 {
	float: left;
	margin: 0 30px;
	font-size: 16px;
	color: #00a4ff;

}
.goods-item {
	float: left;
	color: #bfbfbf;
}
.goods-item a {
	font-size: 16px;
	color: #050505;
	margin: 0 30px;
}
.mod {
	float: right;
	margin-right: 30px;
	font-size: 14px;
	color: #00a4ff;
}
/*goods end*/
/*box start*/
.box {
	margin-top: 15px;
}
.box-hd {
	height: 60px;
	line-height: 60px;
	/*background-color: pink;*/
}
.box-hd h3 {
	float: left;
	font-size: 20px;
	color: #494949;
	/*让粗体不加粗 400 == normal*/
	font-weight: 400; 
}
.box-hd a {
	float: right;
	margin-right: 30px;
	font-size: 12px;
	color: #a5a5a5;

}
.box-bd {
	/*这个盒子一定不要给高度 因为我们可能放一行 也可能是2行 或者n行*/
	/*宽度呢？ 呵呵*/
	/*box-bd 宽度 超过了 版心 1200 是可以的，就就解决了问题*/
	width: 1215px;
}
.box-bd li {
	position: relative;
	float: left;
	width: 228px;
	height: 270px;
	margin-right: 15px;
	margin-bottom: 15px;
	background-color: #fff;
	box-shadow: 2px 2px 2px rgba(0, 0, 0, .3);
}
.box-bd li img {
	width: 100%;
}
.box-bd .hot {
	position: absolute;
	top: 0;
	right: -4px;
	width: 40px;
}
.box-bd li h4 {
	margin: 20px;
	font-size: 14px;
	color: #050505;
	font-weight: 400;
}
.box-bd li p {
	margin: 0 20px;
	font-size: 12px;
	color: #999;
}
.box-bd p span {
	color: orange;
}
/*box end */
/*footer start*/
.footer {
    height: 385px;
    padding-top: 30px;
    background-color: #fff;
}
.copyright {
    float:left;
}
.copyright p {
    font-size: 12px;
    color: #666;
    margin: 20px 0 15px 0;
}
.copyright .app {
    display: block;
    width: 118px;
    height: 34px;
    border:1px solid #00a4ff;
    text-align: center;
    line-height: 34px;
    font-size: 16px;
    color: #00a4ff; 
}
.links {
    float:right;
}
.links dl {
    float: left;
    margin-left: 100px;
}
.links dt {
    height: 35px;
    font-size: 16px;
    color: #333;
}
.links dd a {
    font-size: 12px;
    color: #333;
}
/*footer end*/
/*fixedbar start*/
.fixedbar {
    position: fixed;
    top: 200px;
    left: 50%;
    z-index: 999;
    margin-left: -790px;
    width: 180px;
    height: 420px;
    background-color: pink;
}
